#privileges{
	clear:both;
}
#privileges ul{
	margin-left: 20px;
}

button{
  background: #fff;
  border: solid 1px #000;
  color: #000;
}

.tree_hover{
  background: #fdd;
}

.tree_item{
  padding: 2px;
  list-style: none;
}

#privileges li.operation{
	background:url(./operation.gif) no-repeat top left;
	padding-left: 18px;
}
#privileges li.role{
	background:url(./role-icon.png) no-repeat top left;
	padding-left: 18px;
}
#privileges li.task{
	background:url(./task.png) no-repeat top left;
	padding-left: 18px;
}

.tree_item span:hover{
  cursor: move;
}

.tree_item span{
  border-bottom: solid 1px #aaa;
}